These concepts are inspired by Inuit snow goggles, which reduce the amount of light entering the eyes through a single thin slit in front of each eye. Extrapolated further, they start looking like shutter shades, so it might be better to just keep them simpler.

Compact sunglasses you can just break apart and stuff into your pocket.

I wanted to incorporate some high-tech electronics to modernize sunglasses, so I played around with the idea of sunglasses with an adjustable tint you can control yourself, without having to rely on transition lenses.